Problem Solving About Percent of a Number

0.25% of 150

Which blood type had less than 10 donors?

• Type B

• Type AB

• Type O

• Type A

The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter?

• 35%

• 25%

• 30%

• 20%

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

• 52%

• 41%

• 42%

• 45%

Find the Percent of Change. Round to nearest Percent. What is the markup rate on a $470 ring that is now $634.50?

• 26% Decrease

• 35% Decrease

• 35% Increase

• 26% Increase

This year at Clark Middle School, the enrollment is 525 student. Last year the enrollment was 465 students. What is the percent of increase?

• 113%

• 100%

• 13%

• 87%

95% of what number is 19?

• 20

• 95

• 63

• 19

What number is 70% of 45?

• 35

• 31.5

• 70

• 40

45 is what percent of 90?

• 50%

• 20%

• 60%

• 55%

15 is 25% of what number?

• 25

• 63

• 60

• 50